Meaning

noun a chorus that sings as part of a religious ceremony

noun a family of similar musical instrument playing together

noun the area occupied by singers; the part of the chancel between sanctuary and nave

originFrom Middle English quer, quere, from Old French quer, from Latin chorus, from Ancient Greek χορός (khorós, “company of dancers or singers”). Modern spelling influenced by chorus and French chœur. Doublet of quire, chorus, and hora.

Etymology from Wiktionary, CC BY-SA 3.0